| Locality | Post Code |
|---|---|
| Linn, Hidalgo | 78563 |
| Lopezville, Hidalgo | 78589 |
| Los Ebanos, Hidalgo | 78565 |
| Lull, Hidalgo | 78539 |
| Madero, Hidalgo | 78572 |
| McAllen, Hidalgo | 78501, 78503, 78504 |
| McColl, Hidalgo | 78505 |
| Mercedes, Hidalgo | 78570 |
| Mission, Hidalgo | 78572, 78573, 78574 |
| Monte Alto, Hidalgo | 78538 |
| Palmhurst, Hidalgo | 78573 |
| Palmview, Hidalgo | 78572, 78574 |
| Penitas, Hidalgo | 78576 |
| Perezville, Hidalgo | 78572 |
| Pharr, Hidalgo | 78577 |
| Progreso, Hidalgo | 78579 |
| Progreso Lakes, Hidalgo | 78596 |
| Puerto Rico, Hidalgo | 78563 |
| Ramona, Hidalgo | 78596 |
| Red Gate, Hidalgo | 78539 |
| Relampago, Hidalgo | 78570 |
| Rio Rico, Hidalgo | 78570 |
| San Carlos, Hidalgo | 78539 |
| San Juan, Hidalgo | 78589 |
| San Juan Community, Hidalgo | 78539 |
| Sharyland, Hidalgo | 78572 |