As of January 2010
REGION III
| PROVINCE / CITY / MUNICIPALITY | CITY | MUN | Established Precincts | Registered Voters | No. of Clustered Precincts | |
| REGIONAL TOTAL | 13 | 116 | 38,109 | 5,648,686 | 7,640 | |
| AURORA | 0 | 8 | 823 | 112,918 | 199 | |
| 1 | Baler | x | 153 | 19,677 | 30 | |
| 2 | Casiguran | x | 93 | 13,832 | 27 | |
| 3 | Dilasag | x | 60 | 8,120 | 15 | |
| 4 | Dinalungan | x | 49 | 6,699 | 11 | |
| 5 | Dingalan | x | 99 | 11,852 | 20 | |
| 6 | Dipaculao | x | 104 | 14,494 | 29 | |
| 7 | Maria Aurora | x | 160 | 24,548 | 44 | |
| 8 | San Luis | x | 105 | 13,696 | 23 | |
| BATAAN | 1 | 11 | 3,105 | 463,682 | 609 | |
| 1 | Abucay | x | 179 | 24,547 | 31 | |
| 2 | Bagac | x | 125 | 18,501 | 26 | |
| 3 | Balanga City | x | 371 | 67,809 | 79 | |
| 4 | Dinalupihan | x | 308 | 53,710 | 79 | |
| 5 | Hermosa | x | 255 | 38,709 | 50 | |
| 6 | Limay | x | 271 | 39,352 | 50 | |
| 7 | Mariveles | x | 516 | 72,277 | 88 | |
| 8 | Morong | x | 127 | 20,109 | 23 | |
| 9 | Orani | x | 342 | 44,446 | 63 | |
| 10 | Orion | x | 270 | 37,739 | 53 | |
| 11 | Pilar | x | 170 | 22,849 | 34 | |
| 12 | Samal | x | 171 | 23,634 | 33 | |
| BULACAN | 3 | 21 | 10,733 | 1,479,765 | 1,927 | |
| 1 | Angat | x | 243 | 34,007 | 44 | |
| 2 | Balagtas (Bigaa) | x | 314 | 44,557 | 55 | |
| 3 | Baliuag | x | 525 | 79,790 | 93 | |
| 4 | Bocaue | x | 415 | 55,186 | 88 | |
| 5 | Bulacan | x | 258 | 40,099 | 49 | |
| 6 | Bustos | x | 254 | 33,397 | 42 | |
| 7 | Calumpit | x | 352 | 52,016 | 67 | |
| 8 | Doña R. Trinidad | x | 82 | 14,065 | 22 | |
| 9 | Guiguinto | x | 367 | 47,520 | 60 | |
| 10 | Hagonoy | x | 515 | 68,473 | 87 | |
| 11 | Malolos City | x | 748 | 102,199 | 138 | |
| 12 | Marilao | x | 600 | 87,282 | 100 | |
| 13 | Meycauayan City | x | 982 | 104,902 | 152 | |
| 14 | Norzagaray | x | 399 | 52,136 | 67 | |
| 15 | Obando | x | 266 | 41,956 | 49 | |
| 16 | Pandi | x | 310 | 40,869 | 53 | |
| 17 | Paombong | x | 202 | 26,792 | 38 | |
| 18 | Plaridel | x | 356 | 51,640 | 63 | |
| 19 | Pulilan | x | 308 | 49,710 | 63 | |
| 20 | San Ildefonso | x | 439 | 56,641 | 81 | |
| 21 | San Jose Del Monte City | x | 1,291 | 180,599 | 231 | |
| 22 | San Miguel | x | 563 | 78,029 | 106 | |
| 23 | San Rafael | x | 363 | 48,935 | 66 | |
| 24 | Santa. Maria | x | 581 | 88,965 | 113 | |
| NUEVA ECIJA | 5 | 27 | 8,115 | 1,289,804 | 1,770 | |
| 1 | Aliaga | x | 212 | 38,725 | 56 | |
| 2 | Bongabon | x | 219 | 39,611 | 54 | |
| 3 | Cabanatuan City | x | 1,123 | 201,811 | 253 | |
| 4 | Cabiao | x | 320 | 42,222 | 56 | |
| 5 | Carranglan | x | 157 | 24,462 | 35 | |
| 6 | Cuyapo | x | 291 | 38,203 | 63 | |
| 7 | Gabaldon (Bitulok & Sabani) | x | 130 | 18,497 | 27 | |
| 8 | Gapan City | x | 438 | 76,223 | 93 | |
| 9 | Gen. Natividad | x | 137 | 23,530 | 33 | |
| 10 | Gen. Tinio (Papaya) | x | 171 | 30,376 | 39 | |
| 11 | Guimba | x | 499 | 68,583 | 103 | |
| 12 | Jaen | x | 240 | 41,821 | 54 | |
| 13 | Laur | x | 115 | 20,009 | 30 | |
| 14 | Licab | x | 101 | 15,557 | 20 | |
| 15 | Llanera | x | 148 | 23,934 | 35 | |
| 16 | Lupao | x | 164 | 25,268 | 37 | |
| 17 | Nampicuan | x | 60 | 8,370 | 22 | |
| 18 | Palayan City | x | 198 | 28,410 | 41 | |
| 19 | Pantabangan | x | 120 | 20,582 | 30 | |
| 20 | Peñaranda | x | 153 | 21,220 | 27 | |
| 21 | Quezon | x | 151 | 21,549 | 32 | |
| 22 | Rizal | x | 201 | 34,228 | 48 | |
| 23 | San Antonio | x | 282 | 42,901 | 57 | |
| 24 | San Isidro | x | 199 | 27,093 | 36 | |
| 25 | San Jose City | x | 589 | 91,889 | 115 | |
| 26 | San Leonardo | x | 223 | 35,220 | 42 | |
| 27 | Santa Rosa | x | 246 | 34,715 | 54 | |
| 28 | Science City of Muñoz | x | 286 | 49,719 | 70 | |
| 29 | Santo. Domingo | x | 216 | 33,271 | 46 | |
| 30 | Talavera | x | 467 | 71,394 | 96 | |
| 31 | Talugtug | x | 92 | 12,778 | 28 | |
| 32 | Zaragoza | x | 167 | 27,633 | 38 | |
| PAMPANGA | 2 | 20 | 7,990 | 1,211,162 | 1,606 | |
| 1 | Angeles City | x | 916 | 148,569 | 185 | |
| 2 | Apalit | x | 382 | 51,752 | 67 | |
| 3 | Arayat | x | 443 | 50,475 | 78 | |
| 4 | Bacolor | x | 345 | 40,345 | 60 | |
| 5 | Candaba | x | 362 | 68,624 | 84 | |
| 6 | Floridablanca | x | 301 | 52,781 | 74 | |
| 7 | Guagua | x | 457 | 56,313 | 80 | |
| 8 | Lubao | x | 542 | 73,357 | 103 | |
| 9 | Mabalacat | x | 654 | 96,678 | 128 | |
| 10 | Macabebe | x | 256 | 48,810 | 64 | |
| 11 | Magalang | x | 301 | 55,061 | 68 | |
| 12 | Masantol | x | 236 | 42,375 | 59 | |
| 13 | Mexico | x | 412 | 68,594 | 93 | |
| 14 | Minalin | x | 198 | 25,242 | 35 | |
| 15 | Porac | x | 370 | 53,499 | 73 | |
| 16 | San Fernando City | x | 832 | 126,886 | 158 | |
| 17 | San Luis | x | 170 | 29,103 | 40 | |
| 18 | San Simon | x | 207 | 30,523 | 41 | |
| 19 | Sexmaan | x | 127 | 18,512 | 25 | |
| 20 | Santa Ana | x | 152 | 27,429 | 34 | |
| 21 | Santa Rita | x | 139 | 22,316 | 27 | |
| 22 | Santo Tomas | x | 188 | 23,918 | 30 | |
| TARLAC | 1 | 17 | 4,394 | 657,950 | 934 | |
| 1 | Anao | x | 50 | 7,045 | 18 | |
| 2 | Bamban | x | 232 | 31,703 | 44 | |
| 3 | Camiling | x | 299 | 40,970 | 73 | |
| 4 | Capas | x | 394 | 56,843 | 72 | |
| 5 | Concepcion | x | 467 | 70,495 | 97 | |
| 6 | Gerona | x | 293 | 46,764 | 65 | |
| 7 | La Paz | x | 207 | 31,364 | 44 | |
| 8 | Mayantoc | x | 121 | 17,355 | 28 | |
| 9 | Moncada | x | 214 | 31,469 | 49 | |
| 10 | Paniqui | x | 335 | 48,291 | 67 | |
| 11 | Pura | x | 103 | 14,873 | 20 | |
| 12 | Ramos | x | 68 | 11,567 | 17 | |
| 13 | San Clemente | x | 59 | 8,263 | 14 | |
| 14 | San Jose | x | 98 | 15,842 | 22 | |
| 15 | San Manuel | x | 110 | 14,043 | 22 | |
| 16 | Santa Ignacia | x | 167 | 25,548 | 38 | |
| 17 | Tarlac City | x | 992 | 155,314 | 201 | |
| 18 | Victoria | x | 185 | 30,201 | 43 | |
| ZAMBALES | 1 | 13 | 2,949 | 433,405 | 595 | |
| 1 | Botolan | x | 206 | 31,028 | 47 | |
| 2 | Cabangan | x | 102 | 13,367 | 25 | |
| 3 | Candelaria | x | 103 | 18,249 | 25 | |
| 4 | Castillejos | x | 165 | 25,356 | 33 | |
| 5 | Iba | x | 184 | 28,384 | 36 | |
| 6 | Masinloc | x | 177 | 26,109 | 34 | |
| 7 | Olongapo City | x | 855 | 111,912 | 143 | |
| 8 | Palauig | x | 136 | 21,566 | 35 | |
| 9 | San Antonio | x | 113 | 17,842 | 24 | |
| 10 | San Felipe | x | 91 | 12,696 | 19 | |
| 11 | San Marcelino | x | 144 | 20,301 | 32 | |
| 12 | San Narciso | x | 108 | 16,489 | 26 | |
| 13 | Santa Cruz | x | 183 | 31,098 | 45 | |
| 14 | Subic | x | 382 | 59,008 | 71 | |
| POSTED: 04.12.2010 LTO, Updated: 01.24.12 JJSH |