| Business | Phone |
| Henry C Clark Po Box 361, Oyster Bay 11771 | (917) 816-1147 |
| Core Group Architects 185 South St, Oyster Bay 11771 | (516) 628-2804 |
| Ralph A Ottaiano 74 Hill Dr, Oyster Bay 11771 | (516) 624-6945 |
| Oyster Bay Drafting 68 W Main St, Oyster Bay 11771 | (516) 922-5976 |
| P H Tuan & Assoc Architects 62 South St, Oyster Bay 11771 | (516) 628-0485 |
| Thomas K Reimels 44 Florence Ave, Oyster Bay 11771 | (516) 922-9142 |
| Ellen J Roche 15 W Main St, Oyster Bay 11771 | (516) 922-2479 |
| Raymond W Searby 32 Pearl St, Oyster Bay 11771 | (516) 624-7245 |
| N F Designs 447 Remsens Ln, Oyster Bay 11771 | (516) 624-8125 |
| Zakary Hagemann Assoc 34 Audrey Ave, Oyster Bay 11771 | (516) 922-5680 |