**Exhibit 31.2**I, Scott R. Royster, certify that: 1. I have reviewed this annual report on Form 10-K of Radio One, Inc.;  2. Based on my knowledge, this report does not contain any untrue statement of a materialfact or omit to state a material fact necessary to make the statements made, in light ofthe circumstances under which such statements were made, not misleading with respect tothe period covered by this report;  3. Based on my knowledge, the financial statements, and other financial informationincluded in this report, fairly present in all material respects the financialcondition, results of operations and cash flows of the registrant as of, and for, theperiods presented in this report;  4. The registrant’s other certifying officer and I are responsible for establishing andmaintaining disclosure controls and procedures (as defined in Exchange Act Rules13a-15(e) and 15d-15(e) and internal control over financial reporting (as defined inExchange Act Rules 13a-15(f) and 15d-15(f) for the registrant and have: a) designed such disclosure controls andprocedures, or caused such disclosurecontrols and procedures to be designedunder our supervision, to ensure thatmaterial information relating to theregistrant, including its consolidatedsubsidiaries, is made known to us byothers within those entities, particularlyduring the period in which this report isbeing prepared;  b) designed such internal control overfinancial reporting, or caused suchinternal control over financial reportingto be designed under our supervision, toprovide reasonable assurance regarding thereliability of financial reporting and thepreparation of financial statements forexternal purposes in accordance withgenerally accepted accounting principles;  c) evaluated the effectiveness of theregistrant’s disclosure controls andprocedures and presented in this reportour conclusions about the effectiveness ofthe disclosure controls and procedures, asof the end of the period covered by thisreport based on such evaluation; and  d) disclosed in this report any change in theregistrant’s internal control overfinancial reporting that occurred duringthe registrant’s most recent fiscalquarter (the registrant’s fourth fiscalquarter in the case of this report) thathas materially affected, or is reasonablylikely to materially affect, theregistrant’s internal control overfinancial reporting; and 5. The registrant’s other certifying officers and I have disclosed,based on our most recent evaluation of internal control overfinancial reporting, to the registrant’s auditors and the auditcommittee of the registrant’s board of directors (or personsperforming the equivalent functions): a) All significantdeficiencies andmaterial weaknessesin the design oroperation ofinternal controlover financialreporting which arereasonably likelyto adversely affectthe registrant’sability to record,process, summarizeand reportfinancialinformation; and  b) any fraud, whetheror not material,that involvesmanagement or otheremployees who havea significant rolein the registrant’sinternal controlover financialreporting.        Date: June 14, 2007 By:  /s/ Scott R. Royster    Scott R. Royster    *Executive Vice President, Chief Financial Officer and Principal Accounting Officer*