Welke Airport (FAA LID: 6Y8) is a privately owned public use airport located on Beaver Island in Charlevoix County, Michigan, United States.
 Scheduled passenger service to Charlevoix Municipal Airport in Charlevoix, Michigan is provided by Island Airways.
Manassas Regional Airport (IATA: KHEF, ICAO: HEF) , also known as Harry P. Davis Field, is a city-owned public-use airport located four nautical miles (7 km) southwest of the central business district of Manassas, in a section of Manassas that was carved out of Prince William County specifically for the purpose of containing the airport.
 The largest regional airport in the state of Virginia, Manassas Regional Airport is located 30 miles from Washington, D.C.
Island Airways is a small passenger airline based in Charlevoix, Michigan.
 It provides services to Welke Airport and Charlevoix Municipal Airport.
The Susquehanna Area Regional Airport Authority (SARAA) is the governing authority of Harrisburg International Airport, Capital City Airport, Franklin County Regional Airport and Gettysburg Regional Airport in south-central Pennsylvania.
 SARAA was incorporated on September 9, 1997, and officially took over control of HIA and CXY airports from the Commonwealth of Pennsylvania on January 1, 1998.
Elizabeth City Regional Airport (IATA: ECG, ICAO: KECG, FAA LID: ECG) is a joint civil-military public and military use airport located three nautical miles (6 km) southeast of the central business district of Elizabeth City, in Pasquotank County, North Carolina, United States.
 The airport, on the shore of the Pasquotank River, is also known as Elizabeth City-Pasquotank County Regional Airport or ECG Regional Airport.
 It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a "general aviation" facility.
Raleigh Exec: The Raleigh Executive Jetport @ Sanford-Lee County or Raleigh Exec Jetport at Sanford-Lee CountyFAA Airport Master Record for TTA (Form 5010 ) (ICAO: KTTA, FAA LID: TTA) is a public use airport located seven nautical miles (8 mi, 13 km) northeast of the central business district of Sanford, a city in Lee County, North Carolina, United States.
 It is owned by the Sanford-Lee County Regional Airport Authority and was previously known as Sanford-Lee County Regional Airport.
 This airport is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a "reliever airport" for Raleigh-Durham International Airport.
Pensacola International Airport (IATA: PNS, ICAO: KPNS, FAA LID: PNS) , formerly Pensacola Gulf Coast Regional Airport and Pensacola Regional Airport (Hagler Field), is a public use airport three nautical miles (6 km) northeast of the central business district of Pensacola, in Escambia County, Florida, United States.
 It is owned by the City of Pensacola.
 Despite the name, this airport does not offer direct international flights.
 This airport is one of the five major airports in North Florida, others being: Northwest Florida Beaches International Airport, Destin-Fort Walton Beach Airport Tallahassee International Airport, and Jacksonville International Airport.
Roanoke–Blacksburg Regional Airport (IATA: ROA, ICAO: KROA, FAA LID: ROA) , also known as Woodrum Field, is a regional airport located three nautical miles (6 km) northwest of the central business district of Roanoke, a city in Roanoke County, Virginia, United States.
 It is governed by the five-member Roanoke Regional Airport Commission that includes representatives from both the city and county of Roanoke.
 The airport has two runways and over 60 scheduled flights each day.
Valdosta Regional Airport (IATA: VLD, ICAO: KVLD, FAA LID: VLD) is a public-use airport located three nautical miles (6 km) south of the central business district of Valdosta, a city in Lowndes County, Georgia, United States.
 It is owned by the Valdosta-Lowndes County Airport Authority.
 The airport is mostly used for general aviation, but is also served by one commercial airline offering service to only one destination, Atlanta.
 The airport also offers free parking.
Ta'if Regional Airport (IATA: TIF, ICAO: OETF) is an airport in Ta'if, Saudi Arabia.
 Despite its name, it also offers many international flights as well.
 The airport is located 30 km to the east of Taif and 70 km from Mecca.
 The airport is considered important in Saudi aviation history as it witnessed the first landing of Ibn Saud's plane, founder of the Kingdom.
 It was converted to a regional airport in 2009 when GACA allowed international airlines to operate at the airport as the city's population was increasing and to reduce pressure on the three main airports at the time.
 Despite being named as a "Regional" airport, the airport actually has international flights destinations in half a dozen countries outside of Saudi Arabia.

Question: Are Welke Airport and Valdosta Regional Airport both located in the US?
Answer: yes