Home › California › La Crescenta-Montrose
La Crescenta-Montrose, CA Area Codes
La Crescenta-Montrose, California (population 19,940) uses area codes 818 and 747.
La Crescenta-Montrose has no telephone exchange of its own in NANPA records; it is served by the Glendale exchange about 5.8 km away.
Carriers with La Crescenta-Montrose numbers
83 prefixes are assigned to the Glendale exchange: 14% mobile, 29% VoIP and cable, 57% landline.
| Carrier | Prefixes |
|---|---|
| AT&T (Pacific Bell) | 29 |
| T-Mobile | 8 |
| Verizon Business (MCImetro) | 6 |
| Lumen (Level 3) | 5 |
| Onvoy (Sinch) | 5 |
| AT&T (Teleport) | 4 |
| Bandwidth | 4 |
| Fractel | 3 |
Area codes used in La Crescenta-Montrose
| Area code | Prefixes serving La Crescenta-Montrose | Main carriers in this code |
|---|---|---|
| 818 | 57 | AT&T (Pacific Bell), AT&T Mobility, T-Mobile |
| 747 | 26 | T-Mobile, Onvoy (Sinch), Fractel |
La Crescenta-Montrose phone number prefixes
Numbers starting with these first six digits were originally assigned to the Glendale exchange.
818-230Lumen (Level 3)818-240AT&T (Pacific Bell)818-241AT&T (Pacific Bell)818-242AT&T (Pacific Bell)818-243AT&T (Pacific Bell)818-244AT&T (Pacific Bell)818-245Verizon Business (MCImetro)818-246AT&T (Pacific Bell)818-247AT&T (Pacific Bell)818-254AT&T (Teleport)818-265AT&T (Pacific Bell)818-291AT&T (Pacific Bell)818-296Ip Horizon818-334Lumen (Level 3)818-396Connectto Communications818-409AT&T (Pacific Bell)818-459Verizon Business (MCImetro)818-476Paetec Itel818-482Verizon Wireless818-484At&T - Local818-500AT&T (Pacific Bell)818-502AT&T (Pacific Bell)818-507AT&T (Pacific Bell)818-539Verizon Business (MCImetro)818-543AT&T (Pacific Bell)818-544AT&T (Pacific Bell)818-545AT&T (Pacific Bell)818-546AT&T (Pacific Bell)818-547AT&T (Pacific Bell)818-548AT&T (Pacific Bell)818-549AT&T (Pacific Bell)818-550AT&T (Pacific Bell)818-551AT&T (Pacific Bell)818-552AT&T (Pacific Bell)818-553AT&T (Pacific Bell)818-572Matrix Telecom. S/I/I Tnci818-627AT&T (Teleport)818-630Tpx Communications818-637AT&T (Pacific Bell)818-638Verizon Business (MCImetro)818-649AT&T (Teleport)818-656American Messaging Services818-660Lumen (Level 3)818-662AT&T (Pacific Bell)818-664Verizon Business (MCImetro)818-695AT&T (Pacific Bell)818-696Bandwidth818-745Verizon Business (MCImetro)818-839Bandwidth818-844Tpx Communications818-858Bandwidth818-863AT&T (Pacific Bell)818-913T-Mobile818-931At&T - Local818-937AT&T (Teleport)818-945At&T Enterprises818-956AT&T (Pacific Bell)747-215Verizon Wireless747-221Lumen (Level 3)747-228Connectto Communications747-231T-Mobile747-240T-Mobile747-257T-Mobile747-270Bluip747-272Lumen (Level 3)747-273AT&T Mobility747-286Metropcs Networks747-297Bandwidth747-306T-Mobile747-307Onvoy (Sinch)747-310Onvoy (Sinch)747-330Utility Telecom Group747-331T-Mobile747-338Onvoy (Sinch)747-351Onvoy (Sinch)747-361T-Mobile747-372T-Mobile747-441Onvoy (Sinch)747-528Ton80 Communications747-566Fractel747-609AT&T Mobility747-688Fractel747-758Fractel
Nearby cities in area code 818
- Los Angeles
- Glendale
- Burbank
- San Fernando
- Calabasas
- La Cañada Flintridge
- Agoura Hills
- Oak Park
- Westlake Village
Questions
- What is the area code for La Crescenta-Montrose, CA?
- La Crescenta-Montrose uses 2 area codes: 818 and 747. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
- What time zone is La Crescenta-Montrose in?
- La Crescenta-Montrose is in the Pacific time zone.