Rick Jones

* Absorbing Man - they work together to free Hulk from Apocalypse (Hulk #456-457)
* Alicia Masters - they meet at the Richards engagement party (Fantastic Four #36)
* Angel - they meet at the Richards engagement party (Fantastic Four #36), later among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Annihilus - *Enemy*: Rick and Mar-Vell battle Annihilus as they free him by error (Avengers #89), and they battle again (#97) and also meet in the Negative Zone (Captain Marvel #35)
* Ant-Man - Rick assembled the first Avengers (#1-16) as well as later on
* Apocalypse - Rick fights to release Banner from Apocalypse's service (Hulk #457)
* Ares - *Enemy*: Rick falls to Ares' Warhawks after they take over Manhattan (Avengers #98)
* Baron Zemo - *Enemy:* enemies through Avengers (e.g. A #6,10)
* Beast - they meet at the Richards engagement party (Fantastic Four #36), later among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Beta Ray Bill - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Betty Ross - friends through Hulk (since Incredible Hulk #1), frequent adventures together
* Black Bolt - the Inhumans receive help from Rick and the Avengers (#95-96)
* Black Knight - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Black Panther - Rick and Captain America free the Avengers after they had been gassed by Hydra (CA #113), Rick also follows a convo between Panther and Vision (A #99), and they join forces against Space Phantom (A #108)
* Boomerang - *Enemy:* Boomerang attacks to kidnap Betty Ross in the desert (Tales to Astonish #81-82), and Rick sees him attack again (#88)
* Captain America - they collaborate through the Avengers (A #4-16), and Rick tries to become Cap's official sidekick in that period, even using Bucky's costume (from CA #110). Nickname: "Winghead" (A #106)
* Captain Marvel - after switching bodies via the Negative Zone they share a unique bond that unites but also threatens them (CM #17 - Avengers #89). Nicknames: "Shadow-Man" and "Masked Man" (CM #17), "Silver-Top" (#17-24), "Froggy" (#19), "Big Man" and "Starman" (A #89), "Smiley", "Tinsel-top", "Curly" and "Kree-man" (CM #24)
* Carol Danvers - he realises who she is through Captain Marvel (CM #17-18), and they meet through Avengers (#90-92) and again when Mar-Vell is poisoned (CM #35)(and Rick erroneously introduces himself as though it's the first time they meet)
* Chameleon - they unwittingly share a plane going West to the missile base (Tales to Astonish #62)
* Charles Xavier - they meet at the Richards engagement party (Fantastic Four #36)
* Colossus - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Count Nefaria - *Enemy*: Nefaria' holds the Teen Brigade captured in his American castle (Avengers #13)
* Cyclops - they meet at the Richards engagement party (Fantastic Four #36)
* Doc Samson - they meet through Hulk (e.g. #377)
* Drax the Destroyer - Mentor tells Captain Marvel and Rick Jones news of Drax (CM #34)
* Dum Dum Dugan - they liaise through their respective affinity with SHIELD and Avengers (A #72)
* Edwin Jarvis - they meet around the Avengers meetings (e.g. A #16, Captain America #115), Rick later stays with Jarvis and the Avengers (e.g. Captain Marvel #17)
* Enchantress - *Enemy:* enemies through Avengers (e.g. #10, 15)
* Executioner - *Enemy:* enemies through Avengers (e.g. #10, 15)
* Gabe Jones - they liaise as SHIELD and Avengers in the hunt for Scorpio (A #72)
* Galactus - ROM mentions Galactus when telling his own origin story (ROM #66)
* Gargoyle - Rick hears that Gargoyle was Hulk's first opponent ever (Hulk #393), later both are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* General Ross - often collide because of Hulk (since Incredible Hulk #1), also Rick is working with Ross at the military base (e.g. Fantastic Four #12)
* Genis-Vell - Rick and Genis enter a shared-reality relationship like with Mar-Vell
* Glenn Talbot - after getting acquainted on General Ross' missile base (Tales to Astonish #62) they have several unpleasant run-ins (e.g. #69, 72)
* Hawkeye - Rick is there when new members join the Avengers (A #16) and they remain allies. Nicknames (for Goliath): "Big Man" (A #72, 93), "Man-Mountain and "High-pockets" (#90)
* Hercules - they ally through Avengers to defeat Ares (A #99-100), also are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Hulk - friends since the creation of Hulk (Incredible Hulk #1), and they also work together in the Pantheon organisation. Nicknames: "Daddy-o" (Hulk #5), "Ol' Jade-jaws" (Captain Marvel #21)
* Human Torch - Rick works with the Fantastic Four when they come to the military base (Fantastic Four #12) and against the Hulk in New York (#26) and later
* Human Torch (Android) - Rick remembers reading comics about the Torch (Avengers #92) and brings a vision of him into combat (#97)
* Iceman - they meet at the Richards engagement party (Fantastic Four #36), later among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Immortus - *Enemy:* enemies through Avengers (e.g. #10)
* Iron-Man - Rick assembled the first Avengers (A #1-16)
* Jean Grey - they meet at the Richards engagement party (Fantastic Four #36)
* Jimmy Woo - they liaise as SHIELD and Avengers in the hunt for Scorpio (A #72)
* Juggernaut - they work together to free Hulk from Apocalypse (Hulk #456-457)
* Kang - *Enemy:* Rick infiltrates Kang's ship to free the Avengers (A #8)
* Loki - *Enemy:* conflict through Hulk in Avengers #1
* Man-Thing - they clash in the Everglades where Man-Thing holds Rick captured (Hulk #389)
* Marlo Chandler - spouse
* Maximus - *Enemy:* they battle on Attilan (Avengers #95)
* Mockingbird - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Mole Man - *Enemy*: Rick takes part in planning an attack on Mole Man's realm (Avengers #12), also hears Tyrannus talk of Mole Man attacking (Tales to Astonish #80)
* Monica Rambeau - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Moondragon - Mentor tells Captain Marvel and Rick Jones news of Moondragon (CM #34), later they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Nick Fury - Rick suddenly is seen working with Fury (Captain America #114), and they have joined forces through Avengers (e.g. #72)
* Nightcrawler - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Patriot - Rick brings a vision of him into combat (Avengers #97)
* Photon - Rick shares a unique bond with Genis-Vell through the Nega bands
* Quicksilver - Rick is there when the new Avengers join (#16) and they meet later (e.g. #89)
* Reed Richards - Rick works with the Fantastic Four when they come to the military base (FF #12) and against the Hulk in New York (Fantastic Four #26), and later
* Rhino - *Enemy*: Rick rams the helicopter that Rhino is trying to escape in with Banner (Hulk #104)
* Rogue - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Ronan *- Enemy:* they battle for Earth (Avengers #90-91), and Ronan holds him captured (#96). Nicknames: "Chrome-dome", "Boss-man" and "Ronan-baby" (A #96)
* Scarlet Witch - Rick is there when the new Avengers join (#16) and later (e.g. #89, ROM #65-66)
* Sharon Carter - they battle AIM together with Captain America (CA #114-115)
* She-Hulk - Genis-Vell discusses Ross with Rick Jones (Captain Marvel #4.14)
* Starfox - Mentor tells Captain Marvel and Rick Jones news of Starfox (CM #34), later they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Sub-Mariner - *Enemy:* - Sub-Mariner holds Rick hostage (Avengers #4), later they meet in Miami when Namor is controlled by Mr. Markham (SM #30)
* Super-Skrull - Rick tells the Avengers of Super-Skrull as he knows it from Mar-Vell (Avengers #90)
* Supreme Intelligence - Rick tells the Avengers of the Supreme, as he knows it from Captain Marvel (Avengers #90), they talk and ally on Hala (#96-97), later they enter a collaboration when Mar-Vell is poisoned (CM #35). Nickname: "Big Brain" (A #97)
* Susan Richards - Rick works with the Fantastic Four when they come to the military base (Fantastic Four #12) and against the Hulk in New York (#26) and later
* Thanos - *Enemy*: Rick and Captain Marvel helped defeat Thanos (CM #33)
* The Thing - Rick works with the Fantastic Four when they come to the military base (Fantastic Four #12) and against the Hulk in New York (#26), and later
* The Watcher - they have to cooperate to end the menace of the Lunatic Legion (Captain Marvel #39-40)
* Thor - Rick assembles the first Avengers (A #1) and continue to work with them
* Tigra - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Triton - Triton gets help from Rick and the Avengers (#95)
* Valkyrie - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Viper - *Enemy*: they battle in a tunnel beneath Manhattan (Captain America #110) and after Cap's funeral (#113)
* Vision - Rick and Captain America free the Avengers after they had been gassed by Hydra (CA #113), and they join forces several times later (e.g. A #72 and 89-91, ROM #65-66)
* War Machine - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Wasp - Rick assembled the first Avengers (A #1-16) as well as later on
* Winter Soldier - Rick hears about Bucky from Cap (Avengers #4),
* Wolverine - they are among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Wonder Man - Rick helps doing research to help Wonder Man in his first appearance (Avengers #9), also both among the throng of heroes that defeat the Dire Wraiths (ROM #65-66)
* Zeus - Hercules briefly mentions Zeus (ROM #66)

It should also be noted, that Rick in principle also shares all the memories of Captain Marvel prior to CM #40.