| Business | Phone |
| Greater Portland Landmarks Inc 165 State St, Portland 4101 | (207) 774-5561 |
| Portland Public Library 166 Brackett St, Portland 4102 | (207) 774-6871 |
| Portland Public Library 44 Moody St, Portland 4101 | (207) 772-4581 |
| Portland Public Library 5 Monument Sq, Portland 4101 | (207) 871-1700 |
| Riverton Public Library 1600 Forest Ave, Portland 4103 | (207) 797-2915 |
| Burbank Branch Library 377 Stevens Ave, Portland 4103 | (207) 774-4229 |
| Cleaves Law Library 142 Federal St, Portland 4101 | (207) 773-9712 |