ZIP code 04103 is located in southwest Maine and covers a slightly less than average land area compared to other ZIP codes in the United States. google_ad_width = 468; The current unemployment level in 04103 is 13.6% which is higher than the current county unemployment level of 2.7% and is higher than the current state unemployment at 11.3% and higher than the current national unemployment rate at 13.3%. When mailing your package or letter, always include the preferred or acceptable cities. Portland is the actual or alternate city name associated with 15 ZIP Codes by the US Postal Service.eval(ez_write_tag([[300,250],'hometownlocator_com-medrectangle-3','ezslot_0',155,'0','0'])); Select a particular Portland ZIP Code to view a more detailed map and the number of Business, Residential, and PO Box addresses for that ZIP Code. Compared with yesterday, today there is a increase of 50,963 positive results and 844 deaths. It also has an extremely large population density. The Residential addresses are segmented by both Single and Multi-family addessses. The location Ranked # 1 has the highest value. Please make sure you have panned and zoomed to the area that you Water area: 0.9 sq. Find MoreCities in Maine that start with P, Post Office Address:510 CONGRESS ST STE 1, Post Office Suburb:PORTLAND, ME, 04101-3420,