← Area code 443
443-378 phone numbers
Numbers 443-378-0000 to 443-378-9999 are assigned to Omnipoint Communications Cap Operations, LLC in Baltimore, MD. 9 of its ten thousand-number blocks are assigned to other carriers (number pooling).
Source: North American Numbering Plan Administrator, Nov 3, 2026. Numbers can move between carriers.
Reported numbers in 443-378
- 1 (443) 378-9567 3complaints
- 2 (443) 378-0865 2complaints
- 3 (443) 378-9559 2complaints
- 4 (443) 378-9586 2complaints
- 5 (443) 378-2248 1complaints
- 6 (443) 378-3315 1complaints
- 7 (443) 378-4181 1complaints
- 8 (443) 378-4554 1complaints
- 9 (443) 378-9033 1complaints
- 10 (443) 378-9118 1complaints
- 11 (443) 378-9315 1complaints
- 12 (443) 378-9544 1complaints
- 13 (443) 378-9545 1complaints
- 14 (443) 378-9546 1complaints
- 15 (443) 378-9553 1complaints
- 16 (443) 378-9564 1complaints
- 17 (443) 378-9565 1complaints
- 18 (443) 378-9566 1complaints
- 19 (443) 378-9579 1complaints
- 20 (443) 378-9707 1complaints
- 21 (443) 378-9900 1complaints