Bayombong (Capital) comprises 25 barangays with an estimated population of 70,441. 6 of its barangays (24%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Bansing | 1,120 | 0 | Dead zone: no towers from any source |
| Bonfal East | 2,963 | 0 | Dead zone: no towers from any source |
| Bonfal Proper | 5,509 | 9 | Crowdsourced signal only (no registered tower) |
| Bonfal West | 3,747 | 10 | Crowdsourced signal only (no registered tower) |
| Buenavista (Vista Hills) | 2,222 | 5 | Crowdsourced signal only (no registered tower) |
| Busilac | 2,795 | 9 | Crowdsourced signal only (no registered tower) |
| Cabuaan | 189 | 0 | Dead zone: no towers from any source |
| Casat | 952 | 0 | Dead zone: no towers from any source |
| District III Pob. (Don M. Perez) | 4,194 | 17 | Crowdsourced signal only (no registered tower) |
| District IV (Pob.) | 5,306 | 7 | Crowdsourced signal only (no registered tower) |
| Don Domingo Maddela Pob. (District I) | 1,310 | 1 | Crowdsourced signal only (no registered tower) |
| Don Mariano Marcos | 2,962 | 5 | Crowdsourced signal only (no registered tower) |
| Don Tomas Maddela Pob. (District II) | 1,373 | 7 | Crowdsourced signal only (no registered tower) |
| Ipil-Cuneg | 529 | 0 | Dead zone: no towers from any source |
| La Torre North | 2,226 | 2 | Crowdsourced signal only (no registered tower) |
| La Torre South | 1,630 | 2 | Crowdsourced signal only (no registered tower) |
| Luyang | 2,752 | 5 | Crowdsourced signal only (no registered tower) |
| Magapuy | 2,262 | 6 | Crowdsourced signal only (no registered tower) |
| Magsaysay | 7,206 | 14 | Crowdsourced signal only (no registered tower) |
| Masoc | 2,334 | 0 | Dead zone: no towers from any source |
| Paitan | 1,283 | 1 | Crowdsourced signal only (no registered tower) |
| Salvacion | 3,636 | 2 | Crowdsourced signal only (no registered tower) |
| San Nicolas North (Luyang) | 6,616 | 4 | Crowdsourced signal only (no registered tower) |
| Santa Rosa | 3,207 | 5 | Crowdsourced signal only (no registered tower) |
| Vista Alegre (B. Baringin) | 2,118 | 1 | Crowdsourced signal only (no registered tower) |