← Area code 484
484-378 phone numbers
Numbers 484-378-0000 to 484-378-9999 are assigned to Block Line Systems, LLC (rate centre COATESVL, PA, NANPA abbreviation). 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 484-378
- 1 (484) 378-3213 5complaints
- 2 (484) 378-8578 3complaints
- 3 (484) 378-1009 2complaints
- 4 (484) 378-3212 2complaints
- 5 (484) 378-3688 2complaints
- 6 (484) 378-3721 2complaints
- 7 (484) 378-3750 2complaints
- 8 (484) 378-8433 2complaints
- 9 (484) 378-8866 2complaints
- 10 (484) 378-0240 1complaints
- 11 (484) 378-1761 1complaints
- 12 (484) 378-2764 1complaints
- 13 (484) 378-3141 1complaints
- 14 (484) 378-3637 1complaints
- 15 (484) 378-3672 1complaints
- 16 (484) 378-3684 1complaints
- 17 (484) 378-3757 1complaints
- 18 (484) 378-3919 1complaints
- 19 (484) 378-4135 1complaints
- 20 (484) 378-5497 1complaints
- 21 (484) 378-7435 1complaints
- 22 (484) 378-8146 1complaints
- 23 (484) 378-8203 1complaints
- 24 (484) 378-8265 1complaints
- 25 (484) 378-8310 1complaints
- 26 (484) 378-8427 1complaints
- 27 (484) 378-8428 1complaints
- 28 (484) 378-8437 1complaints
- 29 (484) 378-8441 1complaints
- 30 (484) 378-8468 1complaints
- 31 (484) 378-8484 1complaints
- 32 (484) 378-8535 1complaints
- 33 (484) 378-8557 1complaints
- 34 (484) 378-8596 1complaints
- 35 (484) 378-8605 1complaints
- 36 (484) 378-8607 1complaints
- 37 (484) 378-8637 1complaints
- 38 (484) 378-8720 1complaints
- 39 (484) 378-8769 1complaints
- 40 (484) 378-8784 1complaints
- 41 (484) 378-8792 1complaints
- 42 (484) 378-8797 1complaints
- 43 (484) 378-8811 1complaints
- 44 (484) 378-8818 1complaints
- 45 (484) 378-8821 1complaints
- 46 (484) 378-8840 1complaints
- 47 (484) 378-8844 1complaints
- 48 (484) 378-8851 1complaints
- 49 (484) 378-8931 1complaints
- 50 (484) 378-8936 1complaints
Showing the 50 most-reported.