We use a blend of top-tier carriers and our own PSTN gateways to deliver the best VoIP network possible. Simply the best routes for a fair price. When it has to work, depend on WhiteSky Communications.
| Destination | Prefix | 1st/sub Interval | Intrastate | Intrastate |
|---|---|---|---|---|
| Washington Zone 13, MD | 1301513 | 6/6 sec | $0.00546 | $0.00636 |
| Washington Zone 13, MD | 1301552 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 13, MD | 1301558 | 6/6 sec | $0.00364 | $0.00500 |
| Washington Zone 13, MD | 1301566 | 6/6 sec | $0.00756 | $0.00756 |
| Washington Zone 13, MD | 1301595 | 6/6 sec | $0.00478 | $0.00660 |
| Washington Zone 13, MD | 1301614 | 6/6 sec | $0.00614 | $0.00614 |
| Washington Zone 13, MD | 1301615 | 6/6 sec | $0.00500 | $0.00728 |
| Washington Zone 13, MD | 1301623 | 6/6 sec | $0.00296 | $0.00500 |
| Washington Zone 13, MD | 1301647 | 6/6 sec | $0.00546 | $0.00728 |
| Washington Zone 13, MD | 1301688 | 6/6 sec | $0.00590 | $0.00614 |
| Washington Zone 13, MD | 1301701 | 6/6 sec | $0.00730 | $0.00750 |
| Washington Zone 13, MD | 1301709 | 6/6 sec | $0.00364 | $0.00510 |
| Washington Zone 13, MD | 1301716 | 6/6 sec | $0.00728 | $0.00756 |
| Washington Zone 13, MD | 1301796 | 6/6 sec | $0.00746 | $0.00756 |
| Washington Zone 13, MD | 1301823 | 6/6 sec | $0.00752 | $0.00594 |
| Washington Zone 13, MD | 1301837 | 6/6 sec | $0.00340 | $0.00340 |
| Washington Zone 13, MD | 1301886 | 6/6 sec | $0.00704 | $0.00744 |
| Washington Zone 13, MD | 1301901 | 6/6 sec | $0.00546 | $0.00568 |
| Washington Zone 13, MD | 1301902 | 6/6 sec | $0.00660 | $0.00714 |
| Washington Zone 13, MD | 1301923 | 6/6 sec | $0.00546 | $0.00728 |
| Washington Zone 13, MD | 1301931 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 13, MD | 1301935 | 6/6 sec | $0.00546 | $0.00704 |
| Washington Zone 13, MD | 1301937 | 6/6 sec | $0.00568 | $0.00660 |
| Washington Zone 13, MD | 1301939 | 6/6 sec | $0.00682 | $0.00714 |
| Washington Zone 13, MD | 1301953 | 6/6 sec | $0.00546 | $0.00728 |
| Washington Zone 13, MD | 1301982 | 6/6 sec | $0.00660 | $0.00660 |
| Washington Zone 13, MD | 1301993 | 6/6 sec | $0.00546 | $0.00704 |
| Washington Zone 14 (Baltimore LATA), MD | 1240509 | 6/6 sec | $0.00738 | $0.00738 |
| Washington Zone 14 (Baltimore LATA), MD | 1240842 | 6/6 sec | $0.00934 | $0.00936 |
| Washington Zone 14 (Baltimore LATA), MD | 1240865 | 6/6 sec | $0.00728 | $0.00684 |
| Washington Zone 14 (Baltimore LATA), MD | 1301205 | 6/6 sec | $0.00702 | $0.00748 |
| Washington Zone 14 (Baltimore LATA), MD | 1301261 | 6/6 sec | $0.00500 | $0.00704 |
| Washington Zone 14 (Baltimore LATA), MD | 1301612 | 6/6 sec | $0.00318 | $0.00318 |
| Washington Zone 14 (Baltimore LATA), MD | 1301621 | 6/6 sec | $0.00750 | $0.00750 |
| Washington Zone 14 (Baltimore LATA), MD | 1301629 | 6/6 sec | $0.00500 | $0.00714 |
| Washington Zone 14 (Baltimore LATA), MD | 1301858 | 6/6 sec | $0.00614 | $0.00660 |
| Washington Zone 14 (Baltimore LATA), MD | 1301889 | 6/6 sec | $0.00500 | $0.00728 |
| Washington Zone 14 (Baltimore LATA), MD | 1301912 | 6/6 sec | $0.00628 | $0.00750 |
| Washington Zone 14 (Baltimore LATA), MD | 1301970 | 6/6 sec | $0.00660 | $0.00728 |
| Washington Zone 14 (Baltimore LATA), MD | 1301973 | 6/6 sec | $0.00500 | $0.00682 |
| Washington Zone 14, MD | 1240206 | 6/6 sec | $0.00682 | $0.00978 |
| Washington Zone 14, MD | 1240232 | 6/6 sec | $0.00458 | $0.00660 |
| Washington Zone 14, MD | 1240245 | 6/6 sec | $0.00636 | $0.00864 |
| Washington Zone 14, MD | 1240260 | 6/6 sec | $0.00272 | $0.01032 |
| Washington Zone 14, MD | 1240266 | 6/6 sec | $0.00546 | $0.00844 |
| Washington Zone 14, MD | 1240334 | 6/6 sec | $0.00398 | $0.00416 |
| Washington Zone 14, MD | 1240335 | 6/6 sec | $0.00682 | $0.01190 |
| Washington Zone 14, MD | 1240486 | 6/6 sec | $0.00160 | $0.00160 |
| Washington Zone 14, MD | 1240544 | 6/6 sec | $0.00636 | $0.01388 |
| Washington Zone 14, MD | 1240548 | 6/6 sec | $0.00272 | $0.00978 |
| Washington Zone 14, MD | 1240556 | 6/6 sec | $0.01068 | $0.01340 |
| Washington Zone 14, MD | 1240929 | 6/6 sec | $0.00566 | $0.01240 |
| Washington Zone 14, MD | 1301218 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 14, MD | 1301225 | 6/6 sec | $0.00304 | $0.00500 |
| Washington Zone 14, MD | 1301249 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 14, MD | 1301262 | 6/6 sec | $0.00590 | $0.00590 |
| Washington Zone 14, MD | 1301291 | 6/6 sec | $0.00340 | $0.00340 |
| Washington Zone 14, MD | 1301352 | 6/6 sec | $0.00454 | $0.00614 |
| Washington Zone 14, MD | 1301383 | 6/6 sec | $0.00410 | $0.00660 |
| Washington Zone 14, MD | 1301390 | 6/6 sec | $0.00590 | $0.00590 |
| Washington Zone 14, MD | 1301430 | 6/6 sec | $0.00660 | $0.00660 |
| Washington Zone 14, MD | 1301464 | 6/6 sec | $0.00636 | $0.00636 |
| Washington Zone 14, MD | 1301470 | 6/6 sec | $0.00682 | $0.00704 |
| Washington Zone 14, MD | 1301666 | 6/6 sec | $0.00296 | $0.00500 |
| Washington Zone 14, MD | 1301677 | 6/6 sec | $0.00304 | $0.00500 |
| Washington Zone 14, MD | 1301756 | 6/6 sec | $0.00432 | $0.00764 |
| Washington Zone 14, MD | 1301794 | 6/6 sec | $0.00660 | $0.00660 |
| Washington Zone 14, MD | 1301805 | 6/6 sec | $0.00660 | $0.00660 |
| Washington Zone 14, MD | 1301809 | 6/6 sec | $0.00500 | $0.00660 |
| Washington Zone 14, MD | 1301833 | 6/6 sec | $0.00304 | $0.00568 |
| Washington Zone 14, MD | 1301850 | 6/6 sec | $0.00636 | $0.00772 |
| Washington Zone 14, MD | 1301860 | 6/6 sec | $0.00660 | $0.00660 |
| Washington Zone 14, MD | 1301867 | 6/6 sec | $0.00340 | $0.00340 |
| Washington Zone 15 (Baltimore LATA), MD | 1301327 | 6/6 sec | $0.00532 | $0.00654 |
| Washington Zone 15 (Baltimore LATA), MD | 1301494 | 6/6 sec | $0.00704 | $0.00728 |
| Washington Zone 15 (Baltimore LATA), MD | 1301812 | 6/6 sec | $0.00704 | $0.00704 |
| Washington Zone 15 (Baltimore LATA), MD | 1301855 | 6/6 sec | $0.00614 | $0.00614 |
| Washington Zone 15, MD | 1240326 | 6/6 sec | $0.00914 | $0.01164 |
| Washington Zone 15, MD | 1240339 | 6/6 sec | $0.00564 | $0.01188 |
| Washington Zone 15, MD | 1240510 | 6/6 sec | $0.00636 | $0.00978 |
| Washington Zone 15, MD | 1240525 | 6/6 sec | $0.00546 | $0.00830 |
| Washington Zone 15, MD | 1240545 | 6/6 sec | $0.00636 | $0.01364 |
| Washington Zone 15, MD | 1240573 | 6/6 sec | $0.00398 | $0.00414 |
| Washington Zone 15, MD | 1240892 | 6/6 sec | $0.00568 | $0.00636 |
| Washington Zone 15, MD | 1301298 | 6/6 sec | $0.00340 | $0.00328 |
| Washington Zone 15, MD | 1301358 | 6/6 sec | $0.00636 | $0.00772 |
| Washington Zone 15, MD | 1301574 | 6/6 sec | $0.00568 | $0.00568 |
| Washington Zone 15, MD | 1301627 | 6/6 sec | $0.00668 | $0.00666 |
| Washington Zone 15, MD | 1301715 | 6/6 sec | $0.00296 | $0.00500 |
| Washington Zone 15, MD | 1301780 | 6/6 sec | $0.00660 | $0.00660 |
| Washington Zone 15, MD | 1301952 | 6/6 sec | $0.00614 | $0.00628 |
| Washington Zone 16, MD | 1240244 | 6/6 sec | $0.00636 | $0.00856 |
| Washington Zone 16, MD | 1240269 | 6/6 sec | $0.00546 | $0.00670 |
| Washington Zone 16, MD | 1240303 | 6/6 sec | $0.00636 | $0.01164 |
| Washington Zone 16, MD | 1240318 | 6/6 sec | $0.00728 | $0.00714 |
| Washington Zone 16, MD | 1240348 | 6/6 sec | $0.00562 | $0.00752 |
| Washington Zone 16, MD | 1240407 | 6/6 sec | $0.00398 | $0.00410 |
| Washington Zone 16, MD | 1240546 | 6/6 sec | $0.00566 | $0.01342 |
| Washington Zone 16, MD | 1240846 | 6/6 sec | $0.00726 | $0.00772 |
| Washington Zone 16, MD | 1240897 | 6/6 sec | $0.00568 | $0.00636 |