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Richardson, TX Area Codes

Richardson, Texas (population 118,542) uses area codes 972, 469 and 945.

Area code972
Area code469
Area code945
Time zoneCentral
Local time now…

Richardson has no telephone exchange of its own in NANPA records; it is served by the Plano exchange about 9.5 km away.

RichardsonDallasPlanoIrvingGarlandFriscoMcKinneyGrand PrairieMesquiteLewisvilleCarrolltonAllenRowlettRichardson
Richardson and nearby cities in area code 972

Carriers with Richardson numbers

186 prefixes are assigned to the Plano exchange: 13% mobile, 31% VoIP and cable, 56% landline.

CarrierPrefixes
Frontier65
AT&T Mobility23
Onvoy (Sinch)19
AT&T (Southwestern Bell)15
AT&T (Teleport)10
Lumen (Level 3)9
Verizon Business (MCImetro)9
Twc Ip Enabled Services7

Area codes used in Richardson

Area codePrefixes serving RichardsonMain carriers in this code
97292AT&T (Southwestern Bell), Frontier, AT&T Mobility
46969T-Mobile, AT&T Mobility, Lumen (Level 3)
94525Onvoy (Sinch), T-Mobile, AT&T Mobility

Richardson phone number prefixes

Numbers starting with these first six digits were originally assigned to the Plano exchange.

Nearby cities in area code 972

Questions

What is the area code for Richardson, TX?
Richardson uses 3 area codes: 972, 469 and 945. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Richardson in?
Richardson is in the Central time zone.