| Name ▲ | Chapter number | Status | |
|---|---|---|---|
| Oakley | 668 | Active | |
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Address
11665 N. Lebanon Road Loveland OH, 45140 Mailing Address 5691 Jeffrey Place Fairfield OH, 45014 |
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| Oberlin | 380 | Active | |
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Address
399 Franklin Avenue Amherst Ohio, 44053 Mailing Address 6518 Buttercup Lane Lorain Ohio, |
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| Oberlin | 380 | Active | |
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Address
399 Franklin Avenue Amherst Ohio, 44001 Mailing Address 6518 Buttercup Lane Lorain Ohio, 44053 |
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| Ohio | 199 | Active | |
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Address
25907 New Guilford Road Bladensburg Ohio, 44319 Mailing Address 173 Odelle Drive New Franklin OH, |
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| Ohio | 199 | Active | |
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Address
25907 New Guilford Road Bladensburg Ohio, 43005 Mailing Address 173 Odelle Drive New Franklin OH, 44319 |
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| Ohio City | 486 | Active | |
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Address
9 South 5th Street Martins Ferry Ohio, 43935 Mailing Address P O BOX 66 Martins Ferry OH, |
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| Ohio City | 486 | Active | |
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Address
9 South 5th Street Martins Ferry Ohio, 43935 Mailing Address P O BOX 66 Martins Ferry OH, 43935 |
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| Ohio Valley | 536 | Active | |
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Address
120 Charles St. Crown City Ohio, 45678-9662 Mailing Address 640 MONTGOMERY RD Scottown OH, |
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| Ohio Valley | 536 | Active | |
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Address
120 Charles St. Crown City Ohio, 45623 Mailing Address 640 MONTGOMERY RD Scottown OH, 45678-9662 |
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| O.H. Perry | 341 | Active | |
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Address
118 Monroe Street Port Clinton Ohio, 43452-0329 Mailing Address P O BOX 329 Port Clinton OH, |
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| O.H. Perry | 341 | Active | |
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Address
118 Monroe Street Port Clinton Ohio, 43452 Mailing Address P O BOX 329 Port Clinton OH, 43452-0329 |
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| Old Erie | 3 | Active | |
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Address
112 Pine Avenue NE Warren Ohio, 44481 Mailing Address C/O Christopher Kiraly 3162A STRALEY LANE YOUNGSTOWN OH, 44511 |
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| Olive | 210 | Active | |
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Address
50145 Seneca Lake Road Sarahsville OH, 43062-9155 Mailing Address 198 Donerail Drive SW Pataskala OH, |
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| Olive | 210 | Active | |
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Address
50145 Seneca Lake Road Sarahsville OH, 43779 Mailing Address 198 Donerail Drive SW Pataskala OH, 43062-9155 |
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| Oliver | 447 | Active | |
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Address
116 1/2 S Main Street Caledonia Ohio, 43314-0134 Mailing Address PO BOX 236 Caledonia OH, |
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| Oliver | 447 | Active | |
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Address
116 1/2 Marion Street Caledonia Ohio, 43314 Mailing Address PO BOX 236 Caledonia OH, 43314-0134 |
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| Omega | 564 | Active | |
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Address
125 Clinton Street Defiance Ohio, 43512 Mailing Address 1960 WILLOW BAY DR Defiance OH, 43512 |
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| Orient | 321 | Active | |
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Address
108 N Street Waverly Ohio, 45690-9776 Mailing Address P.O. Box 221 Waverly OH, |
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| Orient | 321 | Active | |
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Address
108 N Street Waverly Ohio, 45690 Mailing Address P.O. Box 221 Waverly OH, 45690-9776 |
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| Orion | 353 | Active | |
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Address
6012 St. Rt. 193 & Creek Kingsville Ohio, 44048 Mailing Address P.O. Box 353 Kingsville Ohio, |
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