I found a list of local towns in my area:
1. West Chester - 10,691
2. Philadelphia - 8,618
3. Levittown - 6,591
4. Norristown - 4,325
5. Doylestown - 4,166
6. Pottstown - 4,049
7. Bensalem - 3,550
8. King of Prussia - 2,967
9. Downingtown - 2,826
10. Media - 2,422
11. Warminster - 2,262
12. Phoenixville - 2,226
13. Quakertown - 2,197
14. Langhorne - 2,142
15. Collegeville - 2,102
16. Exton - 1,764
17. Havertown - 1,686
18. Drexel Hill - 1,665
19. Conshohocken - 1,654
20. Upper Darby - 1,602
21. Royersford - 1,589
22. North Wales - 1,548
23. Horsham - 1,475
24. Willow Grove - 1,414
25. Glenside - 1,368
26. Marcus Hook - 1,262
27. Hatboro - 1,102
28. Clifton Heights - 1,083
29. Hatfield - 1,058
30. Broomall - 1,043
31. Lansdowne - 1,020
32. Harleysville - 1,013
33. Huntingdon Valley - 1,005
34. Plymouth Meeting - 999
35. Chestnut Hill - 801
36. Chester - 785
37. Narberth - 462
38. Haverford - 343
39. Gladwyne - 275
40. Perkiomenville - 214
41. Limerick - 169
42. Montgomeryville - 136
43. Radnor - 68
Not sure if these are true numbers or fake accounts. One example they gave was that Pottstown has a population of about 22,000 and has 4,049 members. That's 18% of residents.