The fields in the following table are:
To describe the auto-assignment schemes, I used the example of someone named "Thomas C. Holub", and the address he could expect to be assigned.
| University | Size | @U.EDU? | Namespace | Directory entries | Comments |
| Alabama, Birmngham | Mid | @uab.edu | Self-selected | All @uab.edu | |
| Arkansas | Mid | @uark.edu | Self-selected | All @uark.edu | |
| Alaska, Anchorage | Small | @uaa.alaska.edu | fsnxb (5 random letters) | Some @uaa.alaska.edu, some @aurora.alaska.edu | |
| Arizona | Large | @u.arizona.edu | Self-selected | Staff/Faculty @u.arizona.edu, students @email.arizona.edu | u.arizona.edu is near-equivalent to a top-level address. arizona.edu does not work, however. (see u.washington.edu) |
| Colorado | Large | @colorado.edu | thomas.holub | All @colorado.edu | |
| Connecticut | Mid | @uconn.edu | thomas.holub | All @uconn.edu | |
| Delaware | Large | @udel.edu | 58483 (5 random numbers) | All @udel.edu | |
| Florida | Large | @ufl.edu | Self-selected | Mixed @ufl, administrative and departmental addresses | |
| Georgia | Large | @uga.edu | Self-selected | Mixed @uga.edu, @arches.uga.edu, and off-campus | Large proportion of students use e.g. Hotmail |
| Hawaii | Mid | @hawaii.edu | Self-selected | Most @hawaii.edu, some departmental | |
| Idaho | Small | @uidaho.edu | Self-selected (staff), holu4853 (student) | Most @uidaho.edu, many students hotmail | |
| UIUC | Large | @uiuc.edu | Self-selected | All @uiuc.edu | |
| Indiana-Bloomington | Mid | @indiana.edu | tholub (modified) | All @indiana.edu | Scheme appears to be tholub, falling back to more first-name characters and middle name to resolve conflicts |
| Iowa | Mid | @uiowa.edu | thomas-holub | All @uiowa.edu | |
| Kansas | Large | @ku.edu | Self-selected | Most @ku.edu, some @ukans.edu | |
| Kentucky | Large | @uky.edu | Self-selected | Some @uky.edu, many @pop.uky.edu | |
| Louisiana-Lafayette | Mid | @louisiana.edu | tch4725 | All @louisiana.edu | |
| Maine | Mid | @maine.edu | thomas_holub | Most @maine.edu, some @umit.maine.edu | Conflicts resolved by middle initials |
| Maryland | Large | @umd.edu | Self-selected | All @umd.edu, most also list department address | |
| Massachusetts | Large | No | Self-selected | @student.umass.edu, and departmental addresses | |
| Michigan | Large | @umich.edu | Self-selected | All @umich.edu | |
| Minnesota | Large | @umn.edu | holu4725 | All @umn.edu (except secondary campuses) | |
| Mississippi | Large | @olemiss.edu | Self-selected | All @olemiss.edu | |
| Missouri | Large | @missouri.edu | HolubT (faculty), tch37a (students) | Staff/Faculty @missouri.edu, students @mizzou.edu | Rather odd. |
| Montana | Mid | No | Self-selected | Some @selway.umt.edu, some @hct.umt.edu | |
| Nebraska | Large | @unl.edu | tholub1 | All @unl.edu | Everyone gets a serial number |
| Nevada-Reno | Mid | @unr.edu | Self-selected | Some @unr.edu, some @unr.nevada.edu | |
| New Hampshire | Mid | @unh.edu | thomas.holub | Staff/Faculty @unh.edu; students @cisunix.unh.edu | |
| Rutgers | Large | No | Self-selected | @eden.rutgers.edu, other campus/college addresses | |
| New Mexico | Large | @unm.edu | Self-selected | Most @unm.edu, some departmental/college addresses | |
| SUNY Buffalo | Mid | @buffalostate.edu | holubt | @buffalostate.edu | |
| UNC Chapel Hill | Mid | @unc.edu | Self-selected | Some @unc.edu, students use @email.unc.edu | |
| North Dakota | Mid | @und.nodak.edu | Self-selected | Most @und.nodak.edu, some departmental addresses | |
| Ohio | Large | No | th57489 | All @oak.cats.ohiou.edu | |
| Oklahoma | Large | @ou.edu | Self-selected | All @ou.edu | |
| Oregon | Mid | No | Self-selected | Most @oregon.uoregon.edu, some @darkwing.uoregon.edu | |
| Penn State | Large | @psu.edu | tch243 | All @psu.edu | |
| Rhode Island | Mid | @uri.edu | Self-selected | Staff/Faculty @uri.edu, students @postoffice.uri.edu | |
| South Carolina | Large | @sc.edu | Self-selected | Most @sc.edu, some departmental addresses | |
| South Dakota | Mid | @usd.edu | Self-selected | All @usd.edu | |
| Tennessee-Knoxville | Large | @tennessee.edu | tholub1 | All @utk.edu | |
| Texas | Large | No | Self-selected | Most @mail.utexas.edu, some departmental addresses | |
| Utah | Large | @utah.edu | tch243 | Most @utah.edu, some departmental addresses | |
| Vermont | Small | @uvm.edu | thomas.holub | All @uvm.edu, with forwarding addresses | |
| Virginia | Mid | @virginia.edu | tch12a | All @virginia.edu | |
| Washington | Large | @u.washington.edu | Self-selected | All @u.washington.edu | u.washington.edu is equivalent to washington.edu, unlike u.arizona.edu |
| West Virginia | Mid | @wvu.edu | tholub1 | All @wvu.edu | |
| Wisconsin | Large | No | Self-selected | @facstaff.wisc.edu, @students.wisc.edu | |
| Wyoming | Small | @uwyo.edu | Self-selected | All @uwyo.edu | |
| Selected Private Universities | |||||
| University | Size | @U.EDU | Namespace | Directory entries | Comments |
| Stanford | Small | @stanford.edu | Self-selected | Most @stanford.edu, some departmental addresses | |
| Harvard | Mid | No | Self-selected | Departmental addresses | |
| Yale | Mid | @yale.edu | thomas.holub | All @yale.edu | |
| NYU | Large | @nyu.edu | tch472 | Most @nyu.edu, some departmental addresses | |
| Columbia | Mid | @columbia.edu | th2483 | Most @columbia.edu, some departmental | |
| Cornell | Mid | @cornell.edu | tch342 | Most @cornell.edu, some departmental | |
| University of Chicago | Mid | @uchicago.edu | Self-selected | Some @uchicago.edu, many departmental | |
| Note: I checked a sizable number of private universities for @U.EDU addresses, and found their ratio was similar to public universities (about 4 out of 5 provide them). The full survey was done for only the above schools. | |||||
| Other UC campuses | |||||
| Campus | @U.EDU | Namespace | Directory entries | Comments | |
| UCLA | @ucla.edu | Self-selected | Some @ucla.edu, many departmental addresses | ||
| UC Davis | @ucdavis.edu | tcholub | All @ucdavis.edu | ||
| UC Irvine | @uci.edu | Self-selected | All @uci.edu | ||
| UC Riverside | @ucr.edu | thomas.holub | All @ucr.edu | ||
| UC San Diego | @ucsd.edu | tc1holub | All @ucsd.edu | ||
| UC San Francisco | Sort of | Self-selected | Departmental addresses, except @ucsfmedcenter.org | ||
| UC Santa Barbara | No | Self-selected | Mostly departmental addresses | ||
| UC Santa Cruz | No | Self-selected | Most @cats.ucsc.edu | ||