XHSPX-TDT

XHSPX-TDT, virtual channel 58 (UHF digital channel 32), is a Ion Television-operated station licensed to, , and serving the , , United States area. The station's concession, held by Rosarito Vision Concesionaria S.A. de C.V., is leased by -based (a subsidiary of the, which owns 14% of the concessionaire); XHSPX is a sister station to -licensed  owned-and-operated station KVOO-TV (channel 55), the two stations are part of a de facto triopoly with Scripps-owned ABC affiliate  (channel 10). The two stations share offices on Frazee Road in San Diego, while KGTV maintains separate facilities on Air Way in the Riverview-Webster section of San Diego, where KVOO's master control is based. XHSPX-TDT's transmitter and technical operations are located on Cerro El Coronel within.

As it is licensed by the Mexican government, XHSPX is not covered under the Federal Communications Commission's must carry rules. This means that XHSPX is the only full-power Ion Television station that local cable providers are not required to carry, even if the station requests to be carried under this provision. However, subchannels 58.1, 58.2 and 58.6 are carried by Cox Communications, Charter Spectrum and AT&T U-verse in San Diego. It also is carried by all Mexican cable systems in its coverage area, as carriage of local broadcast stations is mandated by the Federal Telecommunications Institute.

History
In July 1998, with the station on the edge of financial issues and the program supply agreement with about to run dry, the station's lease was sold to. The station became a charter affiliate of its new English-language Pax TV network (later i: Independent Television and now Ion Television) on August 31, 1998. The callsign was changed to the current XHSPX-TV, and the station began branding as Pax 58, with programming fed to the transmitter on Cerro El Coronel via C-band satellite. The station added an advertising sales office on Frazee Road in San Diego for U.S. advertising sales accounts.

From 2001 until 2005, XHSPX re-aired newscasts produced by NBC owned-and-operated station (channel 39).

Sale of concession stake & lease to Scripps
On September 24, 2020, it was announced that the Cincinnati-based E. W. Scripps Company, owner of ABC affiliate (channel 10), would purchase Ion Media for $2.65 billion, with financing from Berkshire Hathaway, the sale would include Ion's 14% ownership of Rosarito Vision Concesionaria S.A. de C.V., XHSPX's concessionaire. With this purchase, Scripps will divest 23 Ion-owned stations, but no announcement has been made as to which stations that Scripps will divest as part of the move. The proposed divestitures will allow the merged company to fully comply with the FCC local and national ownership regulations. Scripps choose to kept KVOO-TV, along with XHSPX-TDT and it's concessionaire, when the sale closed on January 7, 2021.

Special broadcast authority
XHSPX broadcasts 24 hours a day; however, for legal sign-on purposes and as required by Mexican regulations (specifically Article 41 of Mexico's Law on the National Arms, Flag, and Anthem and Article 253 of the Federal Telecommunications and Broadcasting Law), its broadcast day begins at 5:00 a.m. Pacific time Monday through Saturday and 6:00 a.m. on Sundays; this begins with the playing of El Himno Nacional Mexicano, followed by the customary operational information and disclaimer, read in both English and Spanish on its primary digital channel (6.1).